Bolt Pattern Cross Reference and Wheel Sizes

1964-87 BUICK ALL FULL SIZE (ELECTRA, LE SABRE,RIVIERA)

 Bolt Pattern: 5 X 127
 Stud Size: 1/2-RH
 Hub Center Bore: 78.3 
> Bolt Pattern Details and Matching Vehicles

Torque Sequence: 1, 3, 5, 2, 4
75 to 85 lb-ft.
8 Turns Minimum

1964-87 BUICK ALL FULL SIZE, ELECTRA, LE SABRE, RIVIERA

 Bolt Pattern: 5 X 127
 Stud Size: 1/2-RH
 Hub Center Bore: 78.3 
 Offset: L 
> Bolt Pattern Details and Matching Vehicles
 OEM Wheel Size(s): 15 X 7

Torque Sequence: 1, 3, 5, 2, 4
75 to 85 lb-ft.
8 Turns Minimum

1986-89 BUICK RIVIERA

 Bolt Pattern: 5 X 115
 Stud Size: 12 X 1.5
 Hub Center Bore: 70.3 
 Offset: M 
> Bolt Pattern Details and Matching Vehicles
 OEM Wheel Size(s): 14 X 6

Torque Sequence: 1, 3, 5, 2, 4
75 to 85 lb-ft.
7 Turns Minimum

1993 > BUICK RIVIERA

 Bolt Pattern: 5 X 115
 Stud Size: 12 X 1.5
 Hub Center Bore: 70.3 
 Offset: H 
> Bolt Pattern Details and Matching Vehicles
 OEM Wheel Size(s): 15 X 6

Torque Sequence: 1, 3, 5, 2, 4
75 to 85 lb-ft.
7 Turns Minimum

1993-99 BUICK RIVIERA

 Bolt Pattern: 5 X 115
 Stud Size: 12 X 1.5
 Hub Center Bore: 70.3 
> Bolt Pattern Details and Matching Vehicles

Torque Sequence: 1, 3, 5, 2, 4
75 to 85 lb-ft.
7 Turns Minimum

1979-85 BUICK RIVIERA FWD

 Bolt Pattern: 5 X 4.75
 Stud Size: 12 X 1.5
 Hub Center Bore: 70.3 
 Offset: H 
> Bolt Pattern Details and Matching Vehicles
 OEM Wheel Size(s): 15 X 7

Torque Sequence: 1, 3, 5, 2, 4
75 to 85 lb-ft.
7 Turns Minimum